Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zoratto WalterfiledCriticalZoratto Walter
Priority to IT83429/79ApriorityCriticalpatent/IT1127825B/en
Publication of IT7983429A0publicationCriticalpatent/IT7983429A0/en
Application grantedgrantedCritical
Publication of IT1127825BpublicationCriticalpatent/IT1127825B/en